/***************************************************************************//**
 * @file CGI/CamManipulatorExternal.h
 * @author  Marek M. Cel <marekcel@mscsim.org>
 *
 * @section LICENSE
 *
 * Copyright (C) 2013 Marek M. Cel
 *
 * This file is part of MScSim. You can redistribute and modify it under
 * the terms of GNU General Public License as published by the Free Software
 * Foundation; either version 3 of the License, or (at your option) any later
 * version.
 *
 * This program is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
 * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
 * for more details.
 *
 * You should have received a copy of the GNU General Public License along
 * with this program; if not, write to the Free Software Foundation, Inc.
 * 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 *
 * Further information about the GNU General Public License can also be found
 * on the world wide web at http://www.gnu.org.
 ******************************************************************************/
#ifndef CAM_MANIPULATOR_EXTERNAL_H
#define CAM_MANIPULATOR_EXTERNAL_H

////////////////////////////////////////////////////////////////////////////////

#include <osgGA/NodeTrackerManipulator>

////////////////////////////////////////////////////////////////////////////////

/** */
class CamManipulatorExternal : public osgGA::NodeTrackerManipulator
{
public:

    /** Constructor. */
    CamManipulatorExternal();

protected:

    /** */
    bool handleFrame( const osgGA::GUIEventAdapter& ea, osgGA::GUIActionAdapter& us );

    /** */
    bool performMovementRightMouseButton( const double /*eventTimeDelta*/, const double /*dx*/, const double /*dy*/ );

private:

    void boundDistance();
};

////////////////////////////////////////////////////////////////////////////////

#endif // CAM_MANIPULATOR_EXTERNAL_H
